Home / 1,005,620.59-1,387,783.73-546,766.12

Finding the Fourth Proportional to 1,005,620.59, 1,387,783.73 and 546,766.12

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Solution

The fourth proportional to 1,005,620.59, 1,387,783.73 and 546,766.12 is: 754,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,620.59 : 1,387,783.73 = 546,766.12 : x
  2. Step 2: Convert to fraction form
    1,005,620.59/1,387,783.73 = 546,766.12/x
  3. Step 3: Cross multiply
    1,005,620.59x = 1,387,783.73 × 546,766.12
  4. Step 4: Simplify right side
    1,005,620.59x = 758,793,120,746.59
  5. Step 5: Solve for x
    x = 758,793,120,746.59/1,005,620.59
  6. Step 6: Final answer
    x = 754,552.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.